#CDD9FF
Closest named color: Pale Lilac (#E4CBFF). oklch(88.8% 0.054 271.5), rgb(205, 217, 255).
Aa
Black text reads best on this color (14.96:1).
About this color
#CDD9FF is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.054 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Lilac (#E4CBFF), ΔE 0.045 away. Black text reads best on it, at 14.96:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Pale Lilac (#E4CBFF) |
| Black text | 14.96:1 |
| White text | 1.40:1 |
Values
| HEX | #CDD9FF |
| RGB | rgb(205, 217, 255) |
| HSL | hsl(226, 100%, 90%) |
| OKLCH | oklch(88.8% 0.054 271.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #CDD9FF | 1.40:1 | Fails | Lc -22.3 | Dividers and decoration only |
| Black text on #CDD9FF | 14.96:1 | AAA | Lc 84.2 | Fine for body text |
| #CDD9FF text on white | 1.40:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #CDD9FF text on black | 14.96:1 | AAA | Lc -83.9 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 200.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200 (this color)
#CDD9FF
oklch(88.8% 0.054 271.5)
-
Step 300
300
#B0BFEE
oklch(80.9% 0.069 271)
-
Step 400
400
#889CE6
oklch(70.7% 0.111 271.8)
-
Step 500
500
#6B82DF
oklch(63.1% 0.142 271.4)
-
Step 600
600
#5469CC
oklch(55.5% 0.154 271.5)
-
Step 700
700
#4557B1
oklch(49.1% 0.144 271.6)
-
Step 800
800
#38488F
oklch(42.7% 0.118 271.1)
-
Step 900
900
#303D72
oklch(37.7% 0.092 271.1)
-
Step 950
950
#1C2443
oklch(27% 0.059 271.1)
#CDD9FF with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #CEDCFF | 0.008 |
| Deuteranopia (no green cones) | #CAD8FE | 0.005 |
| Tritanopia (no blue cones) | #C1E0E5 | 0.049 |
| Achromatopsia (no color) | #DADADA | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDD9FF
#CDD9FF
oklch(88.8% 0.054 271.5)
- #E7DAB2
#E7DAB2
oklch(88.9% 0.055 92.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #CDD9FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Lilac #E4CBFF ΔE 0.045
- Pale Lavender #EECFFE ΔE 0.049
- Cadet Gray #CED4DA ΔE 0.049
- Lavender #E6E6FA ΔE 0.051
- Light Periwinkle #C1C6FC ΔE 0.053
- Light Lavender #DFC5FE ΔE 0.054
- Gainsboro #DCDCDC ΔE 0.054
- Light Blue #ADD8E6 ΔE 0.056
Use #CDD9FF in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.